See Why the Sky Is Blue and Sunset Is Red - Easy Experiment

This simple experiment demonstrates why the sky is blue during the day, yet orange or red at sunrise and sunset.

Physics Tutorial: Blue Skies and Red Sunsets

The Biological Benefits of Being Outside at Sunrise

Are red skies at night a shepherd's delight? An astronomer's view

Why is the sky blue (& the sunset red)? (video)

Optical Society of America: Exploring the Science of Light - What

Why Is the Sky Blue?

PDF) Red Sunrise, Blue Sky, and Red Sunset: the Light Refraction

Why is The Sky Blue?

Blue Sky And Red Sunset Experiment

Why is the sky blue?